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fix parse_email unicode probs by using body.decode(errors='ignore')

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This commit is contained in:
Craig Lamparter 2020-12-08 14:59:28 -08:00
parent 371a7a08ac
commit 44228c63b3
1 changed files with 27 additions and 11 deletions
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38
aprsd/main.py
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@ -84,9 +84,15 @@ message_number = 0
# global telnet connection object -- not needed anymore
#tn = None
# set default encoding for python, so body.decode doesn't blow up in email thread
reload(sys)
sys.setdefaultencoding('utf8')
### set default encoding for python, so body.decode doesn't blow up in email thread
#reload(sys)
#sys.setdefaultencoding('utf8')
#import locale
#def getpreferredencoding(do_setlocale = True):
# return "utf-8"
#locale.getpreferredencoding = getpreferredencoding
### default encoding failed attempts....
# command line args
parser = argparse.ArgumentParser()
@ -108,11 +114,12 @@ def setup_connection():
while not connected:
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect((CONFIG['aprs']['host'], 14580))
sock.settimeout(300)
sock.connect((CONFIG['aprs']['host'], 14580))
connected = True
LOG.debug("Connected to server: " + CONFIG['aprs']['host'])
sock_file = sock.makefile(mode='r')
#sock_file = sock.makefile(mode='r', encoding=None, errors=None, newline=None)
#sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1) # disable nagle algorithm
#sock.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, 512) # buffer size
except Exception as e:
@ -191,11 +198,21 @@ def parse_email(msgid, data, server):
'ignore').encode('utf8', 'replace')
body = text.strip()
# message is not multipart
# FIXED: UnicodeDecodeError: 'ascii' codec can't decode byte 0xf0 in position 6: ordinal not in range(128)
# decode with errors='ignore'. be sure to encode it before we return it below, also with errors='ignore'
try:
body = body.decode(errors='ignore')
except Exception as e:
LOG.error("Unicode decode failure: " + str(e))
LOG.error("Unidoce decode failed: " + str(body))
body = "Unreadable unicode msg"
# strip all html tags
body = body.decode()
body = re.sub('<[^<]+?>', '', body)
# strip CR/LF, make it one line, .rstrip fails at this
body = body.replace("\n", " ").replace("\r", " ")
#ascii might be out of range, so encode it, removing any error characters
body = body.encode(errors='ignore')
return(body, from_addr)
# end parse_email
@ -345,7 +362,8 @@ def resend_email(count, fromcall):
def check_email_thread():
global check_email_delay
check_email_delay = 60
LOG.debug("FIXME initial email delay is 10 seconds")
check_email_delay = 10
while True:
# LOG.debug("Top of check_email_thread.")
@ -446,11 +464,8 @@ def send_message_thread(tocall, message, this_message_number, retry_count):
global ack_dict
# line = (CONFIG['aprs']['login'] + ">APRS::" + tocall + ":" + message
# + "{" + str(this_message_number) + "\n")
line = ("{}>APRS::{}:{}{{{}\n".format(
CONFIG['aprs']['login'],
tocall, message,
str(this_message_number),
))
#line = ("{}>APRS::{}:{}{{{}\n".format( CONFIG['aprs']['login'], tocall, message.encode(errors='ignore'), str(this_message_number),))
line = ("{}>APRS::{}:{}{{{}\n".format( CONFIG['aprs']['login'], tocall, message, str(this_message_number),))
for i in range(retry_count, 0, -1):
LOG.debug("DEBUG: send_message_thread msg:ack combos are: ")
LOG.debug(pprint.pformat(ack_dict))
@ -462,6 +477,7 @@ def send_message_thread(tocall, message, this_message_number, retry_count):
))
LOG.info("Raw : {}".format(line.rstrip('\n')))
LOG.info("To : {}".format(tocall))
#LOG.info("Message : {}".format(message.encode(errors='ignore')))
LOG.info("Message : {}".format(message))
# tn.write(line)
sock.send(line.encode())